Storage box

FIG. 1 is a front left perspective view of a storage box of the present design;

FIG. 2 is a top plan view of the storage box of FIG. 1 ;

FIG. 3 is a front elevational view of the storage box of FIG. 1 ;

FIG. 4 is a back elevational view of the storage box of FIG. 1 ;

FIG. 5 is a side elevational view of the storage box of FIG. 1 ; and,

FIG. 6 is a bottom plan view of the storage box of FIG. 1 .

The broken lines show portions of the storage box that form no part of the claimed design.